CY8C4125LQI-PS423 Microcontroller with CapSense, 48-QFN Package

CY8C4125LQI-PS423 Overview

The CY8C4125LQI-PS423 is a compact, low-power PSoC? 4 programmable system-on-chip designed for flexible embedded applications. Featuring a 32-bit ARM? Cortex?-M0 CPU, this device integrates programmable analog and digital blocks to support customized system design, optimizing performance and reducing total component count. With multiple communication interfaces and an efficient power profile, it is ideal for sensor interfaces, human-machine interfaces (HMI), and low-power embedded control systems. The device is offered in a 32-pin LQFP package, balancing integration density with ease of PCB layout. For detailed specifications and purchasing options, visit IC Manufacturer.

CY8C4125LQI-PS423 Technical Specifications

CY8C4125LQI-PS423 Key Features

• ARM Cortex-M0 Core: Provides efficient 32-bit processing with low power consumption, enabling responsive embedded control and real-time operation.
• Flexible Programmable Analog and Digital Blocks: Allows system designers to customize analog front ends and digital peripherals, reducing external component count and system complexity.
• Multiple Communication Interfaces: Supports industry-standard I2C, SPI, and UART protocols for seamless connectivity with sensors, memory, and other devices.
• Wide Operating Voltage Range: Enables operation in diverse power environments from 1.71 V up to 5.5 V, enhancing design flexibility for battery-powered and industrial applications.

CY8C4125LQI-PS423 Advantages vs Typical Alternatives

This device offers superior integration by combining programmable analog and digital blocks with a 32-bit ARM Cortex-M0 core, which typical microcontrollers lack. Its low power modes and wide voltage range improve energy efficiency and operational reliability. These features reduce the bill of materials and simplify system design, making it a preferred choice over fixed-function or less integrated microcontrollers.

Typical Applications

• Low-power embedded control systems requiring customizable analog and digital interfacing, such as sensor hubs and motor control units.
• Human-machine interface (HMI) designs leveraging programmable blocks to implement capacitive touch and signal conditioning.
• Industrial communication nodes using multiple serial interfaces for protocol bridging and data acquisition.
• Battery-powered IoT devices benefiting from low power consumption and flexible power supply operation.

CY8C4125LQI-PS423 Brand Info

The CY8C4125LQI-PS423 is part of the PSoC? 4 family, a line of programmable system-on-chip solutions known for their integration of microcontroller and configurable analog/digital blocks. Designed by Cypress Semiconductor (now part of Infineon Technologies), this product delivers a balance of processing power, flexibility, and power efficiency. The PSoC? architecture supports rapid prototyping and system optimization, targeting embedded engineers who require a highly adaptable platform.

FAQ

What type of CPU core does this microcontroller utilize?

The device integrates a 32-bit ARM Cortex-M0 core, providing efficient processing capabilities suitable for a wide range of embedded control tasks while maintaining low power consumption.

How does the programmable analog and digital blocks benefit system design?

These blocks allow designers to implement custom analog front ends and digital peripherals directly on-chip. This reduces the need for external components, saves board space, and simplifies the overall system architecture.

What communication interfaces are supported by this device?

Standard serial communication protocols are supported, including I2C,